block: Replace __this_cpu_ptr with raw_cpu_ptr

__this_cpu_ptr is being phased out.

Cc: Jens Axboe <[e-mail]>
Signed-off-by: Christoph Lameter <[e-mail]>
Signed-off-by: Jens Axboe <[e-mail]>

fs/buffer.c

···
 		}
 		while (out < BH_LRU_SIZE)
 			bhs[out++] = NULL;
-		memcpy(__this_cpu_ptr(&bh_lrus.bhs), bhs, sizeof(bhs));
+		memcpy(this_cpu_ptr(&bh_lrus.bhs), bhs, sizeof(bhs));
 	}
 	bh_lru_unlock();